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CC754S Brass vs. S38815 Stainless Steel

CC754S brass belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is CC754S brass and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
190
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 11
34
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 320
610
Tensile Strength: Yield (Proof), MPa 160
290

Thermal Properties

Latent Heat of Fusion, J/g 170
370
Maximum Temperature: Mechanical, °C 120
860
Melting Completion (Liquidus), °C 830
1360
Melting Onset (Solidus), °C 780
1310
Specific Heat Capacity, J/kg-K 390
500
Thermal Expansion, µm/m-K 21
15

Otherwise Unclassified Properties

Base Metal Price, % relative 23
19
Density, g/cm3 8.1
7.5
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 47
54
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
170
Resilience: Unit (Modulus of Resilience), kJ/m3 130
220
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11
22
Strength to Weight: Bending, points 13
21
Thermal Shock Resistance, points 10
15

Alloy Composition

Aluminum (Al), % 0 to 0.8
0 to 0.3
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 57 to 63
0.75 to 1.5
Iron (Fe), % 0 to 0.7
56.1 to 67
Lead (Pb), % 0.5 to 2.5
0
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0 to 1.0
13 to 17
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.3
5.5 to 6.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 30.2 to 42.5
0